[INFO] updating cached repository samuelweil/yacc-shaving
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/samuelweil/yacc-shaving
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/samuelweil/yacc-shaving" "work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/samuelweil/yacc-shaving" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/samuelweil/yacc-shaving"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/samuelweil/yacc-shaving'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b190c2c1b2f2261d91825bd759d66700af80264b
[INFO] sha for GitHub repo samuelweil/yacc-shaving: b190c2c1b2f2261d91825bd759d66700af80264b
[INFO] validating manifest of samuelweil/yacc-shaving on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of samuelweil/yacc-shaving on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing samuelweil/yacc-shaving
[INFO] finished frobbing samuelweil/yacc-shaving
[INFO] frobbed toml for samuelweil/yacc-shaving written to work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving/Cargo.toml
[INFO] started frobbing samuelweil/yacc-shaving
[INFO] finished frobbing samuelweil/yacc-shaving
[INFO] frobbed toml for samuelweil/yacc-shaving written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/samuelweil/yacc-shaving/Cargo.toml
[INFO] crate samuelweil/yacc-shaving already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing samuelweil/yacc-shaving against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 4c9ce318d1d2dfc943d4280ed03c8fb15afdaef6896fcf5fcfd6c09f5ea6676d
[INFO] running `"docker" "start" "-a" "4c9ce318d1d2dfc943d4280ed03c8fb15afdaef6896fcf5fcfd6c09f5ea6676d"`
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling yaul v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/lexer/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Integer`
[INFO] [stderr]  --> src/lexer/token.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Integer(i64),
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]  --> src/lexer/token.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Plus,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Minus`
[INFO] [stderr]  --> src/lexer/token.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Minus
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `"docker" "inspect" "4c9ce318d1d2dfc943d4280ed03c8fb15afdaef6896fcf5fcfd6c09f5ea6676d"`
[INFO] running `"docker" "rm" "-f" "4c9ce318d1d2dfc943d4280ed03c8fb15afdaef6896fcf5fcfd6c09f5ea6676d"`
[INFO] [stdout] 4c9ce318d1d2dfc943d4280ed03c8fb15afdaef6896fcf5fcfd6c09f5ea6676d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4b5899cae40ba6084cd80e33addd731d310a91907344594755e5bec514a3776d
[INFO] running `"docker" "start" "-a" "4b5899cae40ba6084cd80e33addd731d310a91907344594755e5bec514a3776d"`
[INFO] [stderr]    Compiling yaul v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/lexer/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Integer`
[INFO] [stderr]  --> src/lexer/token.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Integer(i64),
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "4b5899cae40ba6084cd80e33addd731d310a91907344594755e5bec514a3776d"`
[INFO] running `"docker" "rm" "-f" "4b5899cae40ba6084cd80e33addd731d310a91907344594755e5bec514a3776d"`
[INFO] [stdout] 4b5899cae40ba6084cd80e33addd731d310a91907344594755e5bec514a3776d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/samuelweil/yacc-shaving:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 33d8988964064d9732af6fcd61cde0ac623b0d0a76d5a4033a22fa4d18f0dc63
[INFO] running `"docker" "start" "-a" "33d8988964064d9732af6fcd61cde0ac623b0d0a76d5a4033a22fa4d18f0dc63"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yaul-1151f6997783f3b4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::tests::test_operators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "33d8988964064d9732af6fcd61cde0ac623b0d0a76d5a4033a22fa4d18f0dc63"`
[INFO] running `"docker" "rm" "-f" "33d8988964064d9732af6fcd61cde0ac623b0d0a76d5a4033a22fa4d18f0dc63"`
[INFO] [stdout] 33d8988964064d9732af6fcd61cde0ac623b0d0a76d5a4033a22fa4d18f0dc63